/**
 * SANAD FOOD - ENTERPRISE PUBLIC WEBSITE DESIGN SYSTEM (v3.1.0)
 * Scoped, Restrained, Product-Led Saudi Restaurant SaaS Design Architecture
 * Caliber: Stripe / Toast / Linear Quality Level
 */

:root {
    --sf-navy-primary: #071A2B;
    --sf-navy-deep: #04111D;
    --sf-navy-secondary: #0B2742;
    --sf-gold-primary: #C9A227;
    --sf-gold-light: #E0C267;
    --sf-gold-soft: #F5EDCF;
    --sf-white: #FFFFFF;
    --sf-bg-soft: #F8FAFC;
    --sf-text-primary: #0F172A;
    --sf-text-secondary: #475467;
    --sf-text-muted: #64748B;
    --sf-border: #E2E8F0;
    --sf-border-light: #F1F5F9;
    --sf-success: #10B981;
    --sf-warning: #F59E0B;
    --sf-error: #EF4444;
    --sf-radius-sm: 8px;
    --sf-radius-md: 14px;
    --sf-radius-lg: 20px;
    --sf-radius-xl: 26px;
    --sf-shadow-sm: 0 2px 6px rgba(15, 23, 42, 0.04);
    --sf-shadow-card: 0 8px 30px rgba(15, 23, 42, 0.05);
    --sf-shadow-frame: 0 24px 70px -12px rgba(7, 26, 43, 0.13), 0 0 0 1px rgba(226, 232, 240, 0.6);
    --sf-shadow-elevated: 0 24px 60px rgba(7, 26, 43, 0.16);
}

/* Base Resets & Typography */
body.sf-landing-body {
    font-family: 'Cairo', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background-color: var(--sf-white);
    color: var(--sf-text-primary);
    direction: rtl;
    text-align: right;
    line-height: 1.75;
    overflow-x: hidden;
    margin: 0;
    padding: 0;
    -webkit-font-smoothing: antialiased;
}

.sf-landing-container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 32px;
}

@media (max-width: 768px) {
    .sf-landing-container {
        padding: 0 20px;
    }
}

/* Section Shared Spacing */
.sf-section {
    padding: 110px 0;
    position: relative;
}

.sf-section-alt {
    background-color: var(--sf-bg-soft);
}

.sf-section-dark {
    background: linear-gradient(135deg, var(--sf-navy-deep) 0%, var(--sf-navy-primary) 55%, var(--sf-navy-secondary) 100%);
    color: var(--sf-white);
}

@media (max-width: 991px) {
    .sf-section {
        padding: 80px 0;
    }
}

@media (max-width: 576px) {
    .sf-section {
        padding: 60px 0;
    }
}

/* Editorial Typography */
.sf-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 0.5px;
    color: var(--sf-gold-primary);
    text-transform: uppercase;
    margin-bottom: 12px;
}

.sf-section-title {
    font-size: 38px;
    font-weight: 800;
    color: var(--sf-text-primary);
    line-height: 1.35;
    margin-bottom: 16px;
    letter-spacing: -0.5px;
}

.sf-section-dark .sf-section-title {
    color: var(--sf-white);
}

.sf-section-subtitle {
    font-size: 18px;
    font-weight: 400;
    color: var(--sf-text-secondary);
    line-height: 1.7;
    max-width: 680px;
    margin: 0 auto;
}

.sf-section-dark .sf-section-subtitle {
    color: #94A3B8;
}

/* Buttons */
.sf-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    font-family: 'Cairo', sans-serif;
    font-size: 16px;
    font-weight: 700;
    padding: 12px 28px;
    min-height: 48px;
    border-radius: var(--sf-radius-md);
    text-decoration: none;
    transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
    cursor: pointer;
    border: 1.5px solid transparent;
}

.sf-btn-gold {
    background-color: var(--sf-gold-primary);
    color: var(--sf-navy-deep);
    border-color: var(--sf-gold-primary);
}

.sf-btn-gold:hover {
    background-color: #BA9420;
    border-color: #BA9420;
    color: var(--sf-navy-deep);
    transform: translateY(-2px);
    box-shadow: 0 6px 18px rgba(201, 162, 39, 0.35);
}

.sf-btn-navy {
    background-color: var(--sf-navy-primary);
    color: var(--sf-white);
    border-color: var(--sf-navy-primary);
}

.sf-btn-navy:hover {
    background-color: var(--sf-navy-deep);
    border-color: var(--sf-navy-deep);
    color: var(--sf-white);
    transform: translateY(-2px);
    box-shadow: 0 6px 18px rgba(7, 26, 43, 0.25);
}

.sf-btn-outline {
    background-color: transparent;
    color: var(--sf-navy-primary);
    border-color: var(--sf-border);
}

.sf-btn-outline:hover {
    background-color: var(--sf-bg-soft);
    border-color: var(--sf-navy-primary);
    color: var(--sf-navy-primary);
}

.sf-btn-outline-white {
    background-color: transparent;
    color: var(--sf-white);
    border-color: rgba(255, 255, 255, 0.28);
}

.sf-btn-outline-white:hover {
    background-color: rgba(255, 255, 255, 0.1);
    border-color: var(--sf-white);
    color: var(--sf-white);
    transform: translateY(-2px);
}

.sf-btn-sm {
    padding: 8px 18px;
    font-size: 14px;
    min-height: 40px;
}

.sf-btn-lg {
    padding: 14px 34px;
    font-size: 17px;
    min-height: 52px;
}

/* ==========================================================================
   01 HEADER (74px Sticky)
   ========================================================================== */
.sf-header-nav {
    position: sticky;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1050;
    height: 74px;
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--sf-border-light);
    transition: all 0.25s ease;
}

.sf-header-nav.scrolled {
    box-shadow: var(--sf-shadow-sm);
    border-bottom-color: var(--sf-border);
    background-color: rgba(255, 255, 255, 0.98);
}

.sf-header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 74px;
}

.sf-brand {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
}

.sf-brand-mark {
    width: 42px;
    height: 42px;
    border-radius: 12px;
    background: linear-gradient(135deg, var(--sf-navy-primary), var(--sf-navy-deep));
    color: var(--sf-gold-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 19px;
    border: 1px solid rgba(201, 162, 39, 0.35);
    box-shadow: 0 4px 12px rgba(7, 26, 43, 0.15);
}

.sf-brand-title {
    font-size: 21px;
    font-weight: 800;
    color: var(--sf-navy-primary);
    letter-spacing: -0.3px;
    line-height: 1.1;
    display: block;
}

.sf-brand-subtitle {
    font-size: 10px;
    font-weight: 700;
    color: var(--sf-text-muted);
    letter-spacing: 1px;
    text-transform: uppercase;
}

.sf-nav-menu {
    display: flex;
    align-items: center;
    gap: 30px;
    list-style: none;
    margin: 0;
    padding: 0;
}

.sf-nav-menu li a {
    color: var(--sf-text-secondary);
    text-decoration: none;
    font-size: 15px;
    font-weight: 600;
    transition: color 0.15s ease;
}

.sf-nav-menu li a:hover {
    color: var(--sf-navy-primary);
}

.sf-header-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

.sf-mobile-hamburger {
    display: none;
    background: none;
    border: none;
    color: var(--sf-navy-primary);
    font-size: 22px;
    padding: 8px;
    cursor: pointer;
}

@media (max-width: 991px) {
    .sf-nav-menu {
        display: none;
    }
    .sf-mobile-hamburger {
        display: inline-flex;
    }
}

/* Mobile Offcanvas Drawer */
.sf-mobile-drawer {
    position: fixed;
    top: 0;
    bottom: 0;
    right: -320px;
    width: 300px;
    background-color: var(--sf-white);
    z-index: 1100;
    box-shadow: -4px 0 30px rgba(0, 0, 0, 0.15);
    transition: right 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    padding: 24px;
    display: flex;
    flex-direction: column;
}

.sf-mobile-drawer.open {
    right: 0;
}

.sf-mobile-overlay {
    position: fixed;
    inset: 0;
    background-color: rgba(7, 26, 43, 0.5);
    z-index: 1090;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

.sf-mobile-overlay.open {
    opacity: 1;
    pointer-events: auto;
}

.sf-drawer-links {
    list-style: none;
    padding: 0;
    margin: 24px 0;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.sf-drawer-links a {
    color: var(--sf-text-primary);
    text-decoration: none;
    font-size: 16px;
    font-weight: 600;
    display: block;
    padding: 6px 0;
}

/* ==========================================================================
   02 HERO SECTION
   ========================================================================== */
.sf-hero {
    background: linear-gradient(135deg, var(--sf-navy-deep) 0%, var(--sf-navy-primary) 55%, var(--sf-navy-secondary) 100%);
    color: var(--sf-white);
    padding: 70px 0 100px;
    position: relative;
    overflow: hidden;
}

.sf-hero-grid-subtle {
    position: absolute;
    inset: 0;
    background-image: 
        linear-gradient(to right, rgba(255,255,255,0.035) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(255,255,255,0.035) 1px, transparent 1px);
    background-size: 48px 48px;
    pointer-events: none;
}

.sf-hero-header-box {
    text-align: center;
    max-width: 880px;
    margin: 0 auto 50px;
    position: relative;
    z-index: 2;
}

.sf-hero-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 18px;
    background: rgba(201, 162, 39, 0.14);
    border: 1px solid rgba(201, 162, 39, 0.32);
    border-radius: 30px;
    font-size: 13px;
    font-weight: 700;
    color: var(--sf-gold-light);
    margin-bottom: 24px;
}

.sf-hero-h1 {
    font-size: 58px;
    font-weight: 800;
    line-height: 1.25;
    letter-spacing: -1px;
    margin-bottom: 22px;
    color: var(--sf-white);
}

.sf-hero-lead {
    font-size: 19px;
    font-weight: 400;
    color: #CBD5E1;
    line-height: 1.75;
    max-width: 740px;
    margin: 0 auto 36px;
}

.sf-hero-cta-wrap {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    margin-bottom: 24px;
}

.sf-hero-guarantees {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 28px;
    font-size: 14px;
    color: #94A3B8;
}

.sf-hero-guarantees span {
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.sf-hero-guarantees i {
    color: var(--sf-gold-primary);
}

@media (max-width: 768px) {
    .sf-hero {
        padding: 50px 0 70px;
    }
    .sf-hero-h1 {
        font-size: 34px;
    }
    .sf-hero-lead {
        font-size: 16px;
    }
    .sf-hero-cta-wrap {
        flex-direction: column;
        width: 100%;
    }
    .sf-hero-cta-wrap .sf-btn {
        width: 100%;
    }
    .sf-hero-guarantees {
        flex-direction: column;
        gap: 8px;
    }
}

/* ==========================================================================
   PRODUCT FRAME (Reusable Modern Software Chassis)
   ========================================================================== */
.sf-product-frame {
    background-color: var(--sf-white);
    border: 1px solid rgba(226, 232, 240, 0.85);
    border-radius: var(--sf-radius-lg);
    box-shadow: var(--sf-shadow-frame);
    overflow: hidden;
    position: relative;
    max-width: 1120px;
    margin: 0 auto;
    z-index: 3;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.sf-product-frame:hover {
    box-shadow: 0 32px 85px -15px rgba(7, 26, 43, 0.18), 0 0 0 1px rgba(201, 162, 39, 0.35);
}

.sf-product-frame-bar {
    height: 44px;
    background-color: #F8FAFC;
    border-bottom: 1px solid var(--sf-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 18px;
}

.sf-frame-dots {
    display: flex;
    align-items: center;
    gap: 7px;
}

.sf-frame-dot {
    width: 11px;
    height: 11px;
    border-radius: 50%;
}

.sf-frame-dot.red { background-color: #EF4444; }
.sf-frame-dot.yellow { background-color: #F59E0B; }
.sf-frame-dot.green { background-color: #10B981; }

.sf-frame-title {
    font-size: 13px;
    font-weight: 700;
    color: var(--sf-navy-primary);
    display: flex;
    align-items: center;
    gap: 8px;
}

.sf-frame-badge {
    font-size: 11px;
    font-weight: 700;
    color: var(--sf-success);
    background-color: rgba(16, 185, 129, 0.1);
    padding: 4px 10px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    gap: 5px;
    border: 1px solid rgba(16, 185, 129, 0.2);
}

.sf-live-dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background-color: var(--sf-success);
    display: inline-block;
    animation: sfPulse 2s infinite;
}

@keyframes sfPulse {
    0% { box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.6); }
    70% { box-shadow: 0 0 0 6px rgba(16, 185, 129, 0); }
    100% { box-shadow: 0 0 0 0 rgba(16, 185, 129, 0); }
}

.sf-frame-body {
    background-color: #FFFFFF;
    position: relative;
    line-height: 0;
}

.sf-frame-image {
    width: 100%;
    height: auto;
    display: block;
    object-fit: cover;
}

/* ==========================================================================
   03 TRUST STRIP
   ========================================================================== */
.sf-trust-strip {
    background-color: var(--sf-white);
    border-bottom: 1px solid var(--sf-border-light);
    padding: 26px 0;
}

.sf-trust-items {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    flex-wrap: wrap;
}

.sf-trust-item {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
    font-weight: 700;
    color: var(--sf-text-secondary);
}

.sf-trust-item i {
    color: var(--sf-gold-primary);
    font-size: 17px;
}

@media (max-width: 991px) {
    .sf-trust-items {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: 16px;
    }
}

@media (max-width: 480px) {
    .sf-trust-items {
        grid-template-columns: 1fr;
    }
}

/* ==========================================================================
   04 REAL PRODUCT SHOWCASE
   ========================================================================== */
.sf-showcase-split {
    display: grid;
    grid-template-columns: 1fr 1.05fr;
    gap: 60px;
    align-items: center;
}

.sf-showcase-content {
    text-align: right;
}

.sf-pill-list {
    list-style: none;
    padding: 0;
    margin: 28px 0 0;
    display: flex;
    flex-direction: column;
    gap: 18px;
}

.sf-pill-item {
    display: flex;
    align-items: flex-start;
    gap: 14px;
}

.sf-pill-icon {
    width: 26px;
    height: 26px;
    border-radius: 50%;
    background-color: var(--sf-gold-soft);
    color: var(--sf-gold-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    flex-shrink: 0;
    margin-top: 2px;
}

.sf-pill-item h5 {
    font-size: 17px;
    font-weight: 700;
    color: var(--sf-text-primary);
    margin: 0 0 4px;
}

.sf-pill-item p {
    font-size: 14px;
    color: var(--sf-text-secondary);
    margin: 0;
    line-height: 1.65;
}

@media (max-width: 991px) {
    .sf-showcase-split {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}

/* ==========================================================================
   05 RESTAURANT WORKFLOW (5 Steps)
   ========================================================================== */
.sf-workflow-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 20px;
    margin-top: 50px;
    position: relative;
}

.sf-workflow-card {
    background-color: var(--sf-white);
    border: 1px solid var(--sf-border);
    border-radius: var(--sf-radius-md);
    padding: 26px 20px;
    text-align: right;
    box-shadow: var(--sf-shadow-sm);
    transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}

.sf-workflow-card:hover {
    transform: translateY(-3px);
    border-color: var(--sf-gold-primary);
    box-shadow: 0 10px 24px rgba(201, 162, 39, 0.12);
}

.sf-workflow-step {
    font-size: 13px;
    font-weight: 800;
    color: var(--sf-gold-primary);
    background-color: var(--sf-gold-soft);
    display: inline-block;
    padding: 3px 12px;
    border-radius: 12px;
    margin-bottom: 14px;
}

.sf-workflow-card h4 {
    font-size: 16px;
    font-weight: 700;
    color: var(--sf-text-primary);
    margin: 0 0 8px;
}

.sf-workflow-card p {
    font-size: 13px;
    color: var(--sf-text-secondary);
    line-height: 1.6;
    margin: 0;
}

@media (max-width: 991px) {
    .sf-workflow-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 576px) {
    .sf-workflow-grid {
        grid-template-columns: 1fr;
    }
}

/* ==========================================================================
   06 CORE CAPABILITIES (2 Large + 4 Standard)
   ========================================================================== */
.sf-capabilities-grid {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: 24px;
    margin-top: 50px;
}

.sf-cap-col-6 {
    grid-column: span 6;
}

.sf-cap-col-3 {
    grid-column: span 3;
}

.sf-cap-card {
    background-color: var(--sf-white);
    border: 1px solid var(--sf-border);
    border-radius: var(--sf-radius-lg);
    padding: 38px 32px;
    height: 100%;
    display: flex;
    flex-direction: column;
    box-shadow: var(--sf-shadow-card);
    transition: all 0.25s ease;
}

.sf-cap-card:hover {
    border-color: #CBD5E1;
    transform: translateY(-3px);
    box-shadow: 0 16px 40px rgba(15, 23, 42, 0.09);
}

.sf-cap-icon-box {
    width: 50px;
    height: 50px;
    border-radius: var(--sf-radius-md);
    background-color: var(--sf-bg-soft);
    color: var(--sf-navy-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    margin-bottom: 22px;
}

.sf-cap-card.featured .sf-cap-icon-box {
    background-color: var(--sf-gold-soft);
    color: var(--sf-gold-primary);
}

.sf-cap-card h3 {
    font-size: 21px;
    font-weight: 800;
    color: var(--sf-text-primary);
    margin: 0 0 10px;
}

.sf-cap-card p {
    font-size: 15px;
    color: var(--sf-text-secondary);
    line-height: 1.7;
    margin: 0 0 22px;
}

.sf-cap-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: auto;
}

.sf-cap-tag {
    font-size: 12px;
    font-weight: 600;
    background-color: var(--sf-bg-soft);
    color: var(--sf-text-secondary);
    padding: 4px 12px;
    border-radius: 8px;
    border: 1px solid var(--sf-border-light);
}

@media (max-width: 991px) {
    .sf-cap-col-6, .sf-cap-col-3 {
        grid-column: span 6;
    }
}

@media (max-width: 640px) {
    .sf-cap-col-6, .sf-cap-col-3 {
        grid-column: span 12;
    }
}

/* ==========================================================================
   07 PRODUCT SCREEN TABS (Interactive Modern Gallery)
   ========================================================================== */
.sf-screen-tabs-nav {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    flex-wrap: wrap;
    margin: 40px auto 36px;
}

.sf-screen-tab-btn {
    background-color: var(--sf-white);
    border: 1px solid var(--sf-border);
    color: var(--sf-text-secondary);
    padding: 12px 24px;
    border-radius: 30px;
    font-family: 'Cairo', sans-serif;
    font-size: 15px;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.22s cubic-bezier(0.16, 1, 0.3, 1);
    display: inline-flex;
    align-items: center;
    gap: 9px;
}

.sf-screen-tab-btn:hover {
    border-color: var(--sf-navy-primary);
    color: var(--sf-navy-primary);
    transform: translateY(-1px);
}

.sf-screen-tab-btn.active {
    background-color: var(--sf-navy-primary);
    color: var(--sf-white);
    border-color: var(--sf-navy-primary);
    box-shadow: 0 6px 18px rgba(7, 26, 43, 0.22);
}

.sf-screen-tab-btn.active i {
    color: var(--sf-gold-primary);
}

.sf-screen-pane {
    display: none;
    animation: sfFadeIn 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.sf-screen-pane.active {
    display: block;
}

@keyframes sfFadeIn {
    from { opacity: 0; transform: translateY(8px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ==========================================================================
   08 RESTAURANT TYPES (Cuisines Solutions)
   ========================================================================== */
.sf-cuisines-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-top: 50px;
}

.sf-cuisine-card {
    background-color: var(--sf-white);
    border: 1px solid var(--sf-border);
    border-radius: var(--sf-radius-lg);
    padding: 30px 26px;
    transition: all 0.25s ease;
    display: flex;
    flex-direction: column;
}

.sf-cuisine-card:hover {
    border-color: var(--sf-gold-primary);
    transform: translateY(-3px);
    box-shadow: var(--sf-shadow-card);
}

.sf-cuisine-head {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-bottom: 16px;
}

.sf-cuisine-icon {
    width: 46px;
    height: 46px;
    border-radius: var(--sf-radius-md);
    background-color: var(--sf-gold-soft);
    color: var(--sf-gold-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    flex-shrink: 0;
}

.sf-cuisine-head h4 {
    font-size: 18px;
    font-weight: 800;
    color: var(--sf-text-primary);
    margin: 0;
}

.sf-cuisine-card p {
    font-size: 14px;
    color: var(--sf-text-secondary);
    line-height: 1.65;
    margin: 0 0 22px;
    flex-grow: 1;
}

.sf-cuisine-link {
    font-size: 14px;
    font-weight: 700;
    color: var(--sf-navy-primary);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: color 0.15s ease;
}

.sf-cuisine-link:hover {
    color: var(--sf-gold-primary);
}

@media (max-width: 991px) {
    .sf-cuisines-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 600px) {
    .sf-cuisines-grid {
        grid-template-columns: 1fr;
    }
}

/* ==========================================================================
   09 ROI CALCULATOR PREVIEW
   ========================================================================== */
.sf-roi-card {
    background-color: var(--sf-white);
    border: 1px solid var(--sf-border);
    border-radius: var(--sf-radius-xl);
    padding: 50px 48px;
    box-shadow: var(--sf-shadow-card);
    max-width: 1040px;
    margin: 40px auto 0;
}

.sf-roi-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: center;
}

.sf-slider-group {
    margin-bottom: 26px;
}

.sf-slider-label {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 15px;
    font-weight: 700;
    color: var(--sf-text-primary);
    margin-bottom: 10px;
}

.sf-slider-val {
    font-size: 16px;
    font-weight: 800;
    color: var(--sf-gold-primary);
}

.sf-range-input {
    width: 100%;
    height: 8px;
    background: #E2E8F0;
    border-radius: 4px;
    outline: none;
    accent-color: var(--sf-gold-primary);
}

.sf-roi-result-box {
    background: linear-gradient(135deg, var(--sf-navy-deep), var(--sf-navy-primary));
    color: var(--sf-white);
    border-radius: var(--sf-radius-lg);
    padding: 40px 32px;
    text-align: center;
    border: 1px solid rgba(201, 162, 39, 0.25);
}

.sf-roi-number {
    font-size: 46px;
    font-weight: 800;
    color: var(--sf-gold-light);
    line-height: 1.1;
    margin: 12px 0 6px;
}

.sf-roi-currency {
    font-size: 18px;
    font-weight: 600;
    color: var(--sf-white);
}

@media (max-width: 840px) {
    .sf-roi-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }
    .sf-roi-card {
        padding: 28px 20px;
    }
}

/* ==========================================================================
   10 PRICING PREVIEW (4 Tiers)
   ========================================================================== */
.sf-pricing-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    margin-top: 50px;
    align-items: stretch;
}

.sf-price-card {
    background-color: var(--sf-white);
    border: 1px solid var(--sf-border);
    border-radius: var(--sf-radius-xl);
    padding: 38px 28px;
    display: flex;
    flex-direction: column;
    box-shadow: var(--sf-shadow-card);
    position: relative;
    transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.sf-price-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 16px 40px rgba(15, 23, 42, 0.1);
}

.sf-price-card.recommended {
    border-color: var(--sf-gold-primary);
    box-shadow: 0 16px 44px rgba(201, 162, 39, 0.16);
}

.sf-price-badge {
    position: absolute;
    top: -14px;
    left: 50%;
    transform: translateX(-50%);
    background-color: var(--sf-gold-primary);
    color: var(--sf-navy-deep);
    font-size: 12px;
    font-weight: 800;
    padding: 4px 16px;
    border-radius: 20px;
    letter-spacing: 0.3px;
    box-shadow: 0 3px 10px rgba(201, 162, 39, 0.35);
}

.sf-price-card.enterprise {
    background: linear-gradient(145deg, var(--sf-navy-deep), var(--sf-navy-primary));
    color: var(--sf-white);
    border-color: var(--sf-navy-secondary);
}

.sf-price-title {
    font-size: 22px;
    font-weight: 800;
    margin: 0 0 6px;
    color: var(--sf-text-primary);
}

.sf-price-card.enterprise .sf-price-title {
    color: var(--sf-white);
}

.sf-price-desc {
    font-size: 13px;
    color: var(--sf-text-muted);
    min-height: 38px;
    margin-bottom: 20px;
}

.sf-price-card.enterprise .sf-price-desc {
    color: #94A3B8;
}

.sf-price-amount-box {
    margin-bottom: 24px;
    padding-bottom: 24px;
    border-bottom: 1px solid var(--sf-border-light);
}

.sf-price-card.enterprise .sf-price-amount-box {
    border-bottom-color: rgba(255, 255, 255, 0.12);
}

.sf-price-val {
    font-size: 42px;
    font-weight: 800;
    color: var(--sf-text-primary);
    line-height: 1;
}

.sf-price-card.recommended .sf-price-val {
    color: var(--sf-gold-primary);
}

.sf-price-card.enterprise .sf-price-val {
    color: var(--sf-white);
}

.sf-price-period {
    font-size: 13px;
    font-weight: 600;
    color: var(--sf-text-muted);
}

.sf-price-features {
    list-style: none;
    padding: 0;
    margin: 0 0 32px;
    display: flex;
    flex-direction: column;
    gap: 13px;
    flex-grow: 1;
}

.sf-price-feature-item {
    font-size: 14px;
    color: var(--sf-text-secondary);
    display: flex;
    align-items: center;
    gap: 10px;
}

.sf-price-card.enterprise .sf-price-feature-item {
    color: #CBD5E1;
}

.sf-price-feature-item i {
    color: var(--sf-gold-primary);
    font-size: 13px;
}

@media (max-width: 1100px) {
    .sf-pricing-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 640px) {
    .sf-pricing-grid {
        grid-template-columns: 1fr;
    }
}

/* ==========================================================================
   11 SYSTEM CREDIBILITY & COMPLIANCE
   ========================================================================== */
.sf-cred-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    margin-top: 40px;
}

.sf-cred-card {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--sf-radius-lg);
    padding: 30px 24px;
    text-align: right;
    transition: transform 0.2s ease, border-color 0.2s ease;
}

.sf-cred-card:hover {
    transform: translateY(-3px);
    border-color: rgba(201, 162, 39, 0.4);
}

.sf-cred-icon {
    font-size: 28px;
    color: var(--sf-gold-light);
    margin-bottom: 18px;
}

.sf-cred-card h4 {
    font-size: 18px;
    font-weight: 700;
    color: var(--sf-white);
    margin: 0 0 8px;
}

.sf-cred-card p {
    font-size: 14px;
    color: #94A3B8;
    line-height: 1.65;
    margin: 0;
}

@media (max-width: 991px) {
    .sf-cred-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 576px) {
    .sf-cred-grid {
        grid-template-columns: 1fr;
    }
}

/* ==========================================================================
   12 FAQ ACCORDION
   ========================================================================== */
.sf-faq-container {
    max-width: 820px;
    margin: 40px auto 0;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.sf-faq-item {
    background-color: var(--sf-white);
    border: 1px solid var(--sf-border);
    border-radius: var(--sf-radius-md);
    overflow: hidden;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.sf-faq-item.active {
    border-color: var(--sf-gold-primary);
    box-shadow: 0 4px 16px rgba(201, 162, 39, 0.1);
}

.sf-faq-question {
    width: 100%;
    padding: 22px 26px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: none;
    border: none;
    font-family: 'Cairo', sans-serif;
    font-size: 17px;
    font-weight: 700;
    color: var(--sf-text-primary);
    text-align: right;
    cursor: pointer;
}

.sf-faq-indicator {
    font-size: 14px;
    color: var(--sf-gold-primary);
    transition: transform 0.25s ease;
}

.sf-faq-item.active .sf-faq-indicator {
    transform: rotate(180deg);
}

.sf-faq-answer {
    padding: 0 26px 24px;
    font-size: 15px;
    color: var(--sf-text-secondary);
    line-height: 1.75;
    display: none;
}

.sf-faq-item.active .sf-faq-answer {
    display: block;
}

/* ==========================================================================
   13 FINAL CTA
   ========================================================================== */
.sf-final-cta-box {
    background: linear-gradient(135deg, var(--sf-navy-deep) 0%, var(--sf-navy-primary) 65%, var(--sf-navy-secondary) 100%);
    border-radius: var(--sf-radius-xl);
    padding: 72px 48px;
    text-align: center;
    color: var(--sf-white);
    border: 1px solid rgba(201, 162, 39, 0.25);
    box-shadow: var(--sf-shadow-elevated);
    position: relative;
    overflow: hidden;
}

.sf-final-cta-box h2 {
    font-size: 40px;
    font-weight: 800;
    color: var(--sf-white);
    margin: 0 0 16px;
}

.sf-final-cta-box p {
    font-size: 18px;
    color: #CBD5E1;
    max-width: 620px;
    margin: 0 auto 36px;
}

/* ==========================================================================
   14 ENTERPRISE FOOTER (Deep Navy)
   ========================================================================== */
.sf-footer {
    background-color: var(--sf-navy-deep);
    color: #94A3B8;
    padding: 85px 0 32px;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.sf-footer-grid {
    display: grid;
    grid-template-columns: 2.2fr repeat(5, 1fr);
    gap: 40px;
    margin-bottom: 60px;
}

.sf-footer-col h5 {
    font-size: 15px;
    font-weight: 700;
    color: var(--sf-white);
    margin-bottom: 20px;
}

.sf-footer-col ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.sf-footer-col ul a {
    color: #94A3B8;
    text-decoration: none;
    font-size: 14px;
    transition: color 0.15s ease;
}

.sf-footer-col ul a:hover {
    color: var(--sf-gold-light);
}

.sf-footer-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.06);
    font-size: 13px;
}

@media (max-width: 1024px) {
    .sf-footer-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 640px) {
    .sf-footer-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    .sf-footer-bottom {
        flex-direction: column;
        gap: 16px;
        text-align: center;
    }
}

/* WhatsApp Floating Support Widget */
.sf-wa-float {
    position: fixed;
    bottom: 24px;
    left: 24px;
    z-index: 1040;
    background-color: #25D366;
    color: #FFFFFF;
    border-radius: 30px;
    padding: 10px 20px;
    display: flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
    font-weight: 700;
    font-size: 14px;
    box-shadow: 0 4px 18px rgba(37, 211, 102, 0.45);
    transition: all 0.2s ease;
}

.sf-wa-float:hover {
    background-color: #20BA5A;
    color: #FFFFFF;
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(37, 211, 102, 0.55);
}